US4149018AExpiredUtility

Compound CHCl2 -O-CHF-CHF2

67
Assignee: ICI LTDPriority: Dec 5, 1975Filed: Feb 6, 1978Granted: Apr 10, 1979
Est. expiryDec 5, 1995(expired)· nominal 20-yr term from priority
Inventors:William T. BellKeith PearsonRichard W. Rendell
C07C 43/123
67
PatentIndex Score
8
Cited by
3
References
1
Claims

Abstract

A process for the manufacture of the anaesthetic compound CHF2-O-CHF-CHF2 which comprises the reduction of a mono, di- or tri-chlorinated or brominated derivative of the above compound, or the replacement by fluorine of one or more hydrogen, chlorine or bromine atoms in a less-fluorinated derivative of the above compound.

Claims

exact text as granted — not AI-modified
What we claim is: 
     
       1. The compound CHCl 2  --O--CHF--CHF 2 .

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